Home / 6,307.78-9,458.49-3,676.13

Finding the Fourth Proportional to 6,307.78, 9,458.49 and 3,676.13

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Solution

The fourth proportional to 6,307.78, 9,458.49 and 3,676.13 is: 5,512.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,307.78 : 9,458.49 = 3,676.13 : x
  2. Step 2: Convert to fraction form
    6,307.78/9,458.49 = 3,676.13/x
  3. Step 3: Cross multiply
    6,307.78x = 9,458.49 × 3,676.13
  4. Step 4: Simplify right side
    6,307.78x = 34,770,638.84
  5. Step 5: Solve for x
    x = 34,770,638.84/6,307.78
  6. Step 6: Final answer
    x = 5,512.34

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.